/*
 * Copyright 2009 Yannick Stucki (yannickstucki.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.yannickstucki.android.musicqueue;

import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.view.KeyEvent;

/**
 * A screen to display while the SD card is mounted externally or ejected.
 * 
 * @author Yannick Stucki (yannickstucki@gmail.com)
 * 
 */
public class SdCardBusyScreen extends Activity {

  /**
   * Filter to notify when the SD card is mounted on the device (i.e. usable)
   * again.
   */
  private IntentFilter sdCardMounted;
  
  /**
   * Corresponds to {@link #sdCardMounted}.
   */
  private BroadcastReceiver sdCardMountedReceiver;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    sdCardMounted = new IntentFilter(Intent.ACTION_MEDIA_MOUNTED);
    sdCardMounted.addDataScheme("file");
    sdCardMountedReceiver = new BroadcastReceiver() {

      @Override
      public void onReceive(Context context, Intent intent) {
        unregisterReceiver(sdCardMountedReceiver);
        finish();
      }
    };

    registerReceiver(sdCardMountedReceiver, sdCardMounted);
  }

  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
      return true;
    }
    return false;
  }
}
